| 1. | 25 - 17 = |
1
|
7
|
10
|
8
|
| 2. | 28 - 5 = |
33
|
41
|
36
|
23
|
| 3. | 30 - 26 = |
4
|
7
|
10
|
3
|
| 4. | 10 - 2 = |
1
|
5
|
8
|
10
|
| 5. | 20 - 11 = |
6
|
9
|
10
|
1
|
| 6. | 30 - 10 = |
10
|
20
|
18
|
19
|
| 7. | 19 - 17 = |
4
|
3
|
9
|
2
|
| 8. | 17 - 17 = |
10
|
5
|
0
|
2
|
| 9. | 22 - 21 = |
10
|
1
|
3
|
6
|
| 10. | 18 - 17 = |
1
|
8
|
6
|
2
|
| 11. | 22 - 19 = |
2
|
8
|
3
|
9
|
| 12. | 21 - 10 = |
16
|
11
|
12
|
20
|
| 1. | 25 - 17 = |
1
|
7
|
10
|
8
|
| 2. | 28 - 5 = |
33
|
41
|
36
|
23
|
| 3. | 30 - 26 = |
4
|
7
|
10
|
3
|
| 4. | 10 - 2 = |
1
|
5
|
8
|
10
|
| 5. | 20 - 11 = |
6
|
9
|
10
|
1
|
| 6. | 30 - 10 = |
10
|
20
|
18
|
19
|
| 7. | 19 - 17 = |
4
|
3
|
9
|
2
|
| 8. | 17 - 17 = |
10
|
5
|
0
|
2
|
| 9. | 22 - 21 = |
10
|
1
|
3
|
6
|
| 10. | 18 - 17 = |
1
|
8
|
6
|
2
|
| 11. | 22 - 19 = |
2
|
8
|
3
|
9
|
| 12. | 21 - 10 = |
16
|
11
|
12
|
20
|